75998475

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:757

約数の個数: 72

約数和(自身を含む): 157937312

約数和(自身を除く): 81938837

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 73, 75, 105, 175, 219, 225, 315, 365, 511, 525, 657, 661, 1095, 1533, 1575, 1825, 1983, 2555, 3285, 3305, 4599, 4627, 5475, 5949, 7665, 9915, 12775, 13881, 16425, 16525, 22995, 23135, 29745, 38325, 41643, 48253, 49575, 69405, 114975, 115675, 144759, 148725, 208215, 241265, 337771, 347025, 434277, 723795, 1013313, 1041075, 1206325, 1688855, 2171385, 3039939, 3618975, 5066565, 8444275, 10856925, 15199695, 25332825, 75998475]

約数ペア:

[(1, 75998475), (3, 25332825), (5, 15199695), (7, 10856925), (9, 8444275), (15, 5066565), (21, 3618975), (25, 3039939), (35, 2171385), (45, 1688855), (63, 1206325), (73, 1041075), (75, 1013313), (105, 723795), (175, 434277), (219, 347025), (225, 337771), (315, 241265), (365, 208215), (511, 148725), (525, 144759), (657, 115675), (661, 114975), (1095, 69405), (1533, 49575), (1575, 48253), (1825, 41643), (1983, 38325), (2555, 29745), (3285, 23135), (3305, 22995), (4599, 16525), (4627, 16425), (5475, 13881), (5949, 12775), (7665, 9915)]